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authorNikita Popov <nikita.ppv@gmail.com>2021-01-19 11:44:49 +0100
committerNikita Popov <nikita.ppv@gmail.com>2021-01-19 11:44:49 +0100
commit9be0ee4309e0f967c187ae59d326e11ae3da9cc5 (patch)
tree63a039ada4eb00227a392e9e91c5c9b0c1077fd9 /main
parenta4992cbf6682134bd09757d35750a12c8e49eaab (diff)
parent1bdd8f7ae43874876368d97dd89d88a517a2e80b (diff)
downloadphp-git-9be0ee4309e0f967c187ae59d326e11ae3da9cc5.tar.gz
Merge branch 'PHP-8.0'
* PHP-8.0: Fixed bug #42560
Diffstat (limited to 'main')
-rw-r--r--main/php_open_temporary_file.c10
-rw-r--r--main/php_open_temporary_file.h10
-rw-r--r--main/rfc1867.c2
3 files changed, 18 insertions, 4 deletions
diff --git a/main/php_open_temporary_file.c b/main/php_open_temporary_file.c
index a65b91e84e..761eb3a67f 100644
--- a/main/php_open_temporary_file.c
+++ b/main/php_open_temporary_file.c
@@ -299,13 +299,19 @@ PHPAPI int php_open_temporary_fd_ex(const char *dir, const char *pfx, zend_strin
def_tmp:
temp_dir = php_get_temporary_directory();
- if (temp_dir && *temp_dir != '\0' && (!(flags & PHP_TMP_FILE_OPEN_BASEDIR_CHECK) || !php_check_open_basedir(temp_dir))) {
+ if (temp_dir &&
+ *temp_dir != '\0' &&
+ (!(flags & PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_FALLBACK) || !php_check_open_basedir(temp_dir))) {
return php_do_open_temporary_file(temp_dir, pfx, opened_path_p);
} else {
return -1;
}
}
+ if ((flags & PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_EXPLICIT_DIR) && php_check_open_basedir(dir)) {
+ return -1;
+ }
+
/* Try the directory given as parameter. */
fd = php_do_open_temporary_file(dir, pfx, opened_path_p);
if (fd == -1) {
@@ -320,7 +326,7 @@ def_tmp:
PHPAPI int php_open_temporary_fd(const char *dir, const char *pfx, zend_string **opened_path_p)
{
- return php_open_temporary_fd_ex(dir, pfx, opened_path_p, 0);
+ return php_open_temporary_fd_ex(dir, pfx, opened_path_p, PHP_TMP_FILE_DEFAULT);
}
PHPAPI FILE *php_open_temporary_file(const char *dir, const char *pfx, zend_string **opened_path_p)
diff --git a/main/php_open_temporary_file.h b/main/php_open_temporary_file.h
index deb8e240e5..41056a2756 100644
--- a/main/php_open_temporary_file.h
+++ b/main/php_open_temporary_file.h
@@ -17,8 +17,16 @@
#ifndef PHP_OPEN_TEMPORARY_FILE_H
#define PHP_OPEN_TEMPORARY_FILE_H
-#define PHP_TMP_FILE_OPEN_BASEDIR_CHECK (1<<0)
+#define PHP_TMP_FILE_DEFAULT 0
+#define PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_FALLBACK (1<<0)
#define PHP_TMP_FILE_SILENT (1<<1)
+#define PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_EXPLICIT_DIR (1<<2)
+#define PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ALWAYS \
+ (PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_FALLBACK | PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_EXPLICIT_DIR)
+
+/* for compatibility purpose */
+#define PHP_TMP_FILE_OPEN_BASEDIR_CHECK PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_FALLBACK
+
BEGIN_EXTERN_C()
PHPAPI FILE *php_open_temporary_file(const char *dir, const char *pfx, zend_string **opened_path_p);
diff --git a/main/rfc1867.c b/main/rfc1867.c
index 6e96c3ea19..f73aabdcba 100644
--- a/main/rfc1867.c
+++ b/main/rfc1867.c
@@ -998,7 +998,7 @@ SAPI_API SAPI_POST_HANDLER_FUNC(rfc1867_post_handler) /* {{{ */
/* in non-debug mode we have no problem with 0-length files */
{
#endif
- fd = php_open_temporary_fd_ex(PG(upload_tmp_dir), "php", &temp_filename, 1);
+ fd = php_open_temporary_fd_ex(PG(upload_tmp_dir), "php", &temp_filename, PHP_TMP_FILE_OPEN_BASEDIR_CHECK_ON_FALLBACK);
upload_cnt--;
if (fd == -1) {
sapi_module.sapi_error(E_WARNING, "File upload error - unable to create a temporary file");